ACTUATOR ARM. THIS IS A FLAME-RETARDANT ARM THAT LINKS THE REMOTE ELECTRICAL TILT (RET) MOTOR AND THE PHASE SHIFTER IN AN ANTENNA. IT ALLOWS THE PHASE SHIFTER TO CONTROL THE TILT AND STEER THE BEAM IN THE DESIRED DIRECTION. IT IS MADE OF GLASS-REINFORCED EPOXY LAMINATE MATERIAL (FIBRE-GLASS).

GIR 1 & 6. NOTE 2(b) TO SECTION XVI. THE TEXT TO CODES 8517 & 8517 70. THE HSEN TO HEADING 8517.